| Acronym | Meaning |
| PT | Picotesla |
| ITAS | Improved Target Acquisition Sight |
| G | Gauss |
| OCN | Oncology Certified Nurse |
| FA | Field Artillery - Financial Aid - Football Association (England) |
| GMO | Genetically Modified Organism |
| UNGEGN | United Nations Group Of Experts On Geographic Names |
| CHRS | Canadian Heart Rhythm Society |
| AIR | Aircraft Inventory Record |
| RH | Rhodium |